[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.plakatt.cz\/bez-vodnich-elektraren-by-to-neslo\/#Article","mainEntityOfPage":"https:\/\/www.plakatt.cz\/bez-vodnich-elektraren-by-to-neslo\/","headline":"Bez vodn\u00edch elektr\u00e1ren by to ne\u0161lo","name":"Bez vodn\u00edch elektr\u00e1ren by to ne\u0161lo","description":"Nej\u010dist\u0161\u00edm a nejp\u0159irozen\u011bj\u0161\u00edm zdrojem v\u00fdroby elektrick\u00e9 energie jsou v\u011btrn\u00e9, sol\u00e1rn\u00ed a v\u011btrn\u00e9 elektr\u00e1rny. V sou\u010dasn\u00e9 dob\u011b v\u0161ak tvo\u0159\u00ed pouze zlomek z celkov\u00e9 produkce elekt\u0159iny. Lid\u00e9 … ","datePublished":"2018-06-11","dateModified":"2023-05-31","author":{"@type":"Person","@id":"https:\/\/www.plakatt.cz\/author\/#Person","name":"","url":"https:\/\/www.plakatt.cz\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/4ae18345300f35922a2a7b2caa17564b68acab8514eff939a8a019efde378c24?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/4ae18345300f35922a2a7b2caa17564b68acab8514eff939a8a019efde378c24?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"plakatt.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.plakatt.cz\/wp-content\/uploads\/img_a319669_w2062_t1530690758.jpg","url":"https:\/\/www.plakatt.cz\/wp-content\/uploads\/img_a319669_w2062_t1530690758.jpg","height":0,"width":0},"url":"https:\/\/www.plakatt.cz\/bez-vodnich-elektraren-by-to-neslo\/","wordCount":466,"articleBody":" Nej\u010dist\u0161\u00edm a nejp\u0159irozen\u011bj\u0161\u00edm zdrojem v\u00fdroby elektrick\u00e9 energie jsou v\u011btrn\u00e9, sol\u00e1rn\u00ed a v\u011btrn\u00e9 elektr\u00e1rny. V sou\u010dasn\u00e9 dob\u011b v\u0161ak tvo\u0159\u00ed pouze zlomek z celkov\u00e9 produkce elekt\u0159iny. Lid\u00e9 jsou zkr\u00e1tka energeticky n\u00e1ro\u010dn\u00ed a vy\u017eaduj\u00ed vyu\u017e\u00edt spalov\u00e1n\u00ed fosiln\u00edch paliv a energii rozpadu radioaktivn\u00edch prvk\u016f. I p\u0159es dominanci jadern\u00e9 energetiky v\u0161ak kapalinov\u00e9 zdroje p\u0159edstavuj\u00ed d\u016fle\u017eitou sou\u010d\u00e1st cel\u00e9ho procesu, zejm\u00e9na v obdob\u00ed energetick\u00e9 \u0161pi\u010dky a s vyu\u017eit\u00edm jej\u00edho stabiln\u00edho nep\u0159etr\u017eit\u00e9ho procesu dod\u00e1vky elekt\u0159iny do rozvodn\u00e9 s\u00edt\u011b. Energie vody p\u016fsob\u00ed na lopatky d\u016fmysln\u011b konstruovan\u00e9 turb\u00edny, t\u00edm ji rozt\u00e1\u010d\u00ed a n\u00e1sledn\u011b je pohybuj\u00edc\u00ed se lopatkov\u00e9 kolo spojeno s gener\u00e1torem, v n\u011bm\u017e se ot\u00e1\u010d\u00ed mohutn\u00e1 c\u00edvka v magnetick\u00e9m poli. Gener\u00e1tor pak produkuje bu\u010f st\u0159\u00eddav\u00fd elektrick\u00fd proud (altern\u00e1tor) anebo stejnosm\u011brn\u00fd (dynamo). Jak rozd\u011blujeme vodn\u00ed elektr\u00e1rny P\u0159ehradn\u00ed, neboli akumula\u010dn\u00ed zdroje \u2013 vyu\u017e\u00edvaj\u00ed p\u0159irozen\u00e9ho sp\u00e1du pod p\u0159epad p\u0159ehradn\u00edch hr\u00e1z\u00ed. Voda dopad\u00e1 na lopatkov\u00e1 kola Francisov\u00fdch nebo Kaplanov\u00fdch turb\u00edn. V \u010cesk\u00e9 republice je za tento typ mo\u017eno pova\u017eovat nap\u0159. p\u0159ehradn\u00ed n\u00e1dr\u017e Lipno, Orlickou p\u0159ehradu, Slapskou p\u0159ehradu, je\u017e jsou sou\u010d\u00e1st\u00ed kask\u00e1dy p\u0159ehrad na \u0159ece Vltav\u011b.P\u0159e\u010derp\u00e1vac\u00ed vodn\u00ed elektr\u00e1rny \u2013 ty vyrovn\u00e1vaj\u00ed pot\u0159eby energetick\u00e9 \u0161pi\u010dky v elektrick\u00e9 rozvodn\u00e9 s\u00edti pomoc\u00ed dvou vodn\u00edch n\u00e1dr\u017e\u00ed. P\u0159i p\u0159ebytku energie v s\u00edti si p\u0159ehrada vodu p\u0159e\u010derp\u00e1 do horn\u00ed n\u00e1dr\u017ee a zp\u011btn\u00fdm sp\u00e1dem vody pak ve \u0161pi\u010dce elekt\u0159inu dod\u00e1v\u00e1. V \u010cesk\u00e9 republice je velmi v\u00fdznamn\u00fdm energetick\u00fdm zdrojem elektr\u00e1rna Dlouh\u00e9 str\u00e1n\u011b v Jesen\u00edk\u00e1ch.Deriva\u010dn\u00ed zdroje, neboli n\u00e1honov\u00e9 \u2013 vyu\u017e\u00edvaj\u00ed principu sp\u00e1du vody um\u011ble vyroben\u00fdm kan\u00e1lem, tzv. n\u00e1honem na b\u011b\u017e\u00edc\u00ed turb\u00ednu. N\u00e1hony se d\u0159\u00edve hojn\u011b stav\u011bly nad \u0159\u00ed\u010dn\u00edmi jezy, kde se voda vh\u00e1n\u011bla na ml\u00fdnsk\u00e9 kolo, a n\u011bkter\u00e9 z nich se dnes vyu\u017e\u00edvaj\u00ed i k v\u00fdrob\u011b elekt\u0159iny.Jezov\u00e9, neboli pr\u016fto\u010dn\u00e9 \u2013 samotn\u00fd n\u00e1zev napov\u00edd\u00e1, \u017ee jde o nadr\u017eovanou vodu v jezech na \u0159\u00ed\u010dn\u00edch toc\u00edch, a v t\u011bchto m\u00edstech je sp\u00e1d vody zdrojem v\u00fdroby elekt\u0159iny. V\u011bt\u0161inou se jedn\u00e1 o m\u00e9n\u011b v\u00fdkonn\u00e9 turb\u00edny pro lok\u00e1ln\u00ed (m\u00edstn\u00ed) objekty. P\u0159\u00edkladem takov\u00e9ho za\u0159\u00edzen\u00ed je mal\u00e1 vodn\u00ed elektr\u00e1rna na Lu\u017enici na jezu Souken\u00edk mezi m\u011bsty T\u00e1bor a Sezimovo \u00dast\u00ed.                                                                                                                                                                                                                                                                                                                                                                                        3.9\/5 - (7 votes)        "},{"@context":"https:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Bez vodn\u00edch elektr\u00e1ren by to ne\u0161lo","item":"https:\/\/www.plakatt.cz\/bez-vodnich-elektraren-by-to-neslo\/#breadcrumbitem"}]}]